Home / 11,787,339,268.32-17,680,012,881.15-3,819,338,854.44

Finding the Fourth Proportional to 11,787,339,268.32, 17,680,012,881.15 and 3,819,338,854.44

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Solution

The fourth proportional to 11,787,339,268.32, 17,680,012,881.15 and 3,819,338,854.44 is: 5,728,685,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,339,268.32 : 17,680,012,881.15 = 3,819,338,854.44 : x
  2. Step 2: Convert to fraction form
    11,787,339,268.32/17,680,012,881.15 = 3,819,338,854.44/x
  3. Step 3: Cross multiply
    11,787,339,268.32x = 17,680,012,881.15 × 3,819,338,854.44
  4. Step 4: Simplify right side
    11,787,339,268.32x = 67,525,960,143,975,890,944
  5. Step 5: Solve for x
    x = 67,525,960,143,975,890,944/11,787,339,268.32
  6. Step 6: Final answer
    x = 5,728,685,550.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.